描述： 中文名称2,5-二氯硝基苯英文名称2,5-Dichloronitrobenzene中文别名6-硝基-1,4-二氯苯;;1,4-二氯-2-硝基苯CASRN89-61-2EINECS号201-923-3分子式C6H3Cl2NO2分子量191.99
基于66个网页-相关网页
提出了一种以2，3-二氯硝基苯为原料，经氟化、高温氯化、硝化、再氟化反应合成2，3，4-三氟硝基苯的新工艺路线。
A method is given for synthesis of 2,3,4 trifluoronitrobenzene from 2,3 dichloronitrobenzene by fluorination, chlorination, nitration, etc.
方法以对硝基苯甲酰氯为起始原料，经缩合、 还原、重氮化、偶合、成盐等反应制得巴柳氮二钠。
METHODS Balsalazide disodium was synthesized by reactions of condensation , reduction, diazotization , coupling and salification from 4-nitrobenzoyl chloride.
为解决胶原酶免疫原性，采用经氯甲酸对硝基苯酯活化的单甲氧基聚乙二醇来修饰胶原酶。
In order to overcome the immunogenicity of collagenase, the enzyme was modified with monomethoxypolyethylene glycol 5000 (mPEG) activated by p nitrophenyl chloroformate.
应用推荐